Kinetic Theory of Gases
Physics ⇒ Heat and Thermodynamics
Kinetic Theory of Gases starts at 10 and continues till grade 12.
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A gas is kept in a sealed container. If the number of molecules is doubled while keeping temperature and volume constant, what happens to the pressure?
According to the kinetic theory, what happens to the pressure of a fixed amount of gas if its temperature is increased at constant volume?
Describe the difference between real gases and ideal gases.
Explain why gases are easily compressible compared to solids and liquids.
A gas at 27°C is heated to 327°C at constant pressure. If its initial volume is 2 L, what is its final volume?
A gas is kept in a sealed container. If the number of molecules is doubled while keeping temperature and volume constant, what happens to the pressure?
A gas occupies 5 L at 1 atm pressure. What will be its volume at 2 atm pressure at constant temperature?
A gas sample contains 0.5 moles at 300 K and 1 atm pressure. Calculate its volume using the ideal gas equation (R = 0.0821 L atm mol-1 K-1).
The kinetic theory of gases is applicable to which of the following states of matter?
(1) Solids only
(2) Liquids only
(3) Gases only
(4) Gases and, to some extent, liquids
Which law states that the pressure of a fixed mass of gas is inversely proportional to its volume at constant temperature?
(1) Boyle's Law
(2) Charles's Law
(3) Avogadro's Law
(4) Gay-Lussac's Law
Which law states that the volume of a fixed mass of gas is directly proportional to its absolute temperature at constant pressure?
(1) Boyle's Law
(2) Charles's Law
(3) Avogadro's Law
(4) Dalton's Law
Which of the following best describes the motion of gas molecules?
(1) Vibrating in fixed positions
(2) Moving in straight lines until they collide
(3) Rotating around a fixed axis
(4) Remaining stationary
Fill in the blank: The total kinetic energy of all the molecules in a gas is called its ________ energy.
The average kinetic energy of a gas molecule is given by ________ kT, where k is Boltzmann constant and T is temperature in Kelvin.
The kinetic theory of gases assumes that the forces of attraction between molecules are ________.
The mean free path of a gas molecule is the average distance traveled between ________.
State whether the following statement is true or false: The average kinetic energy of gas molecules is directly proportional to the absolute temperature of the gas.
True or False: At absolute zero temperature, the kinetic energy of gas molecules becomes zero.
True or False: The kinetic theory of gases can be used to derive the ideal gas equation.
True or False: The kinetic theory of gases can be used to explain the phenomenon of Brownian motion.
